<!DOCTYPE html>
<meta charset="UTF-8">
<title>min-height composition with interpolate-size: allow-keywords</title>
<link rel="help" href="https://drafts.csswg.org/css-sizing-3/#propdef-min-height">
<link rel="help" href="https://drafts.csswg.org/css-values-5/#interpolate-size">

<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script src="/css/support/interpolation-testcommon.js"></script>
<style>
:root {
  interpolate-size: allow-keywords;
}
.parent {
  height: 200px;
}
.target {
  width: 100px;
  height: 150px;
}
.target::before {
  display: block;
  content: "";
  width: 100px;
  height: 50px;
}
</style>

<body>
<script>

// TODO(https://issues.chromium.org/issues/40339056): The specific
// syntax details of these expectations probably need further review to
// check against the calc() simplification rules and other parts of the
// specification.

test_composition({
  property: 'min-height',
  underlying: 'fit-content', /* 50px */
  addFrom: '100px',
  addTo: '200px',
}, [
  {at: -0.3, expect: 'calc-size(fit-content, 70px + size * 1)'},
  {at: 0, expect: 'calc-size(fit-content, 100px + size * 1)'},
  {at: 0.5, expect: 'calc-size(fit-content, 150px + size * 1)'},
  {at: 1, expect: 'calc-size(fit-content, 200px + size * 1)'},
  {at: 1.5, expect: 'calc-size(fit-content, 250px + size * 1)'},
]);

test_composition({
  property: 'min-height',
  underlying: 'fit-content', /* ignored because the keywords aren't compatible */
  addFrom: '200px',
  addTo: 'min-content', /* 50px */
}, [
  {at: -0.3, expect: 'calc-size(min-content, 260px + size * -0.3)'},
  {at: 0, expect: 'calc-size(min-content, 200px + size * 0)'},
  {at: 0.5, expect: 'calc-size(min-content, 100px + size * 0.5)'},
  {at: 1, expect: 'calc-size(min-content, 0px + size * 1)'},
  {at: 1.5, expect: 'calc-size(min-content, -100px + size * 1.5)'},
]);
</script>
</body>
